Dublin police say a bicyclist struck a moving vehicle at about 8:20 a.m. Friday.
The crash occurred at the intersection of Muirfield and Tara Hill drives.
A 14-year-old boy was transported to Dublin Methodist Hospital and then flown via medical helicopter to Nationwide Children's Hospital.
According to officials, the boy was not wearing a helmet at the time of the crash.
Police say the vehicle was moving around 35 miles per hour. The driver of the vehicle did stop at the scene.